Betamethasone
| Name of Impurity/Standard | Betamethasone |
| CAS No. | 378-44-9 |
| Molecular Formula | C₂₂H₂₉FO₅ |
| Molecular Weight | 392.46 g/mol |
| Synonyms: (11β,16β)-9-Fluoro-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione; 9α-Fluoro-16β-methylprednisolone; Betadexamethasone; Flubenisolone; Betamethasone Acetate EP Impurity A; Betamethasone Valerate EP Impurity A | |